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|
"""\
@file llmanifest.py
@author Ryan Williams
@brief Library for specifying operations on a set of files.
$LicenseInfo:firstyear=2007&license=mit$
Copyright (c) 2007-2009, Linden Research, Inc.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
$/LicenseInfo$
"""
import commands
import errno
import filecmp
import fnmatch
import getopt
import glob
import os
import re
import shutil
import sys
import tarfile
import errno
def path_ancestors(path):
drive, path = os.path.splitdrive(os.path.normpath(path))
result = []
while len(path) > 0 and path != os.path.sep:
result.append(drive+path)
path, sub = os.path.split(path)
return result
def proper_windows_path(path, current_platform = sys.platform):
""" This function takes an absolute Windows or Cygwin path and
returns a path appropriately formatted for the platform it's
running on (as determined by sys.platform)"""
path = path.strip()
drive_letter = None
rel = None
match = re.match("/cygdrive/([a-z])/(.*)", path)
if not match:
match = re.match('([a-zA-Z]):\\\(.*)', path)
if not match:
return None # not an absolute path
drive_letter = match.group(1)
rel = match.group(2)
if current_platform == "cygwin":
return "/cygdrive/" + drive_letter.lower() + '/' + rel.replace('\\', '/')
else:
return drive_letter.upper() + ':\\' + rel.replace('/', '\\')
def get_default_platform(dummy):
return {'linux2':'linux',
'linux1':'linux',
'cygwin':'windows',
'win32':'windows',
'darwin':'darwin'
}[sys.platform]
def get_default_version(srctree):
# look up llversion.h and parse out the version info
paths = [os.path.join(srctree, x, 'llversionviewer.h') for x in ['llcommon', '../llcommon', '../../indra/llcommon.h']]
for p in paths:
if os.path.exists(p):
contents = open(p, 'r').read()
major = re.search("LL_VERSION_MAJOR\s=\s([0-9]+)", contents).group(1)
minor = re.search("LL_VERSION_MINOR\s=\s([0-9]+)", contents).group(1)
patch = re.search("LL_VERSION_PATCH\s=\s([0-9]+)", contents).group(1)
build = re.search("LL_VERSION_BUILD\s=\s([0-9]+)", contents).group(1)
return major, minor, patch, build
def get_channel(srctree):
# look up llversionserver.h and parse out the version info
paths = [os.path.join(srctree, x, 'llversionviewer.h') for x in ['llcommon', '../llcommon', '../../indra/llcommon.h']]
for p in paths:
if os.path.exists(p):
contents = open(p, 'r').read()
channel = re.search("LL_CHANNEL\s=\s\"(.+)\";\s*$", contents, flags = re.M).group(1)
return channel
DEFAULT_SRCTREE = os.path.dirname(sys.argv[0])
DEFAULT_CHANNEL = 'Second Life Release'
ARGUMENTS=[
dict(name='actions',
description="""This argument specifies the actions that are to be taken when the
script is run. The meaningful actions are currently:
copy - copies the files specified by the manifest into the
destination directory.
package - bundles up the files in the destination directory into
an installer for the current platform
unpacked - bundles up the files in the destination directory into
a simple tarball
Example use: %(name)s --actions="copy unpacked" """,
default="copy package"),
dict(name='arch',
description="""This argument is appended to the platform string for
determining which manifest class to run.
Example use: %(name)s --arch=i686
On Linux this would try to use Linux_i686Manifest.""",
default=""),
dict(name='build', description='Build directory.', default=DEFAULT_SRCTREE),
dict(name='buildtype', description='Build type (i.e. Debug, Release, RelWithDebInfo).', default=None),
dict(name='configuration',
description="""The build configuration used.""",
default="Release"),
dict(name='dest', description='Destination directory.', default=DEFAULT_SRCTREE),
dict(name='grid',
description="""Which grid the client will try to connect to. Even
though it's not strictly a grid, 'firstlook' is also an acceptable
value for this parameter.""",
default=""),
dict(name='channel',
description="""The channel to use for updates, packaging, settings name, etc.""",
default=get_channel),
dict(name='login_channel',
description="""The channel to use for login handshake/updates only.""",
default=None),
dict(name='installer_name',
description=""" The name of the file that the installer should be
packaged up into. Only used on Linux at the moment.""",
default=None),
dict(name='login_url',
description="""The url that the login screen displays in the client.""",
default=None),
dict(name='platform',
description="""The current platform, to be used for looking up which
manifest class to run.""",
default=get_default_platform),
dict(name='source',
description='Source directory.',
default=DEFAULT_SRCTREE),
dict(name='artwork', description='Artwork directory.', default=DEFAULT_SRCTREE),
dict(name='touch',
description="""File to touch when action is finished. Touch file will
contain the name of the final package in a form suitable
for use by a .bat file.""",
default=None),
dict(name='version',
description="""This specifies the version of Second Life that is
being packaged up.""",
default=get_default_version)
]
def usage(srctree=""):
nd = {'name':sys.argv[0]}
print """Usage:
%(name)s [options] [destdir]
Options:
""" % nd
for arg in ARGUMENTS:
default = arg['default']
if hasattr(default, '__call__'):
default = "(computed value) \"" + str(default(srctree)) + '"'
elif default is not None:
default = '"' + default + '"'
print "\t--%s Default: %s\n\t%s\n" % (
arg['name'],
default,
arg['description'] % nd)
def main():
option_names = [arg['name'] + '=' for arg in ARGUMENTS]
option_names.append('help')
options, remainder = getopt.getopt(sys.argv[1:], "", option_names)
# convert options to a hash
args = {'source': DEFAULT_SRCTREE,
'artwork': DEFAULT_SRCTREE,
'build': DEFAULT_SRCTREE,
'dest': DEFAULT_SRCTREE }
for opt in options:
args[opt[0].replace("--", "")] = opt[1]
for k in 'artwork build dest source'.split():
args[k] = os.path.normpath(args[k])
print "Source tree:", args['source']
print "Artwork tree:", args['artwork']
print "Build tree:", args['build']
print "Destination tree:", args['dest']
# early out for help
if 'help' in args:
# *TODO: it is a huge hack to pass around the srctree like this
usage(args['source'])
return
# defaults
for arg in ARGUMENTS:
if arg['name'] not in args:
default = arg['default']
if hasattr(default, '__call__'):
default = default(args['source'])
if default is not None:
args[arg['name']] = default
# fix up version
if isinstance(args.get('version'), str):
args['version'] = args['version'].split('.')
# default and agni are default
if args['grid'] in ['default', 'agni']:
args['grid'] = ''
if 'actions' in args:
args['actions'] = args['actions'].split()
# debugging
for opt in args:
print "Option:", opt, "=", args[opt]
wm = LLManifest.for_platform(args['platform'], args.get('arch'))(args)
wm.do(*args['actions'])
# Write out the package file in this format, so that it can easily be called
# and used in a .bat file - yeah, it sucks, but this is the simplest...
touch = args.get('touch')
if touch:
fp = open(touch, 'w')
fp.write('set package_file=%s\n' % wm.package_file)
fp.close()
print 'touched', touch
return 0
class LLManifestRegistry(type):
def __init__(cls, name, bases, dct):
super(LLManifestRegistry, cls).__init__(name, bases, dct)
match = re.match("(\w+)Manifest", name)
if match:
cls.manifests[match.group(1).lower()] = cls
class LLManifest(object):
__metaclass__ = LLManifestRegistry
manifests = {}
def for_platform(self, platform, arch = None):
if arch:
platform = platform + '_' + arch
return self.manifests[platform.lower()]
for_platform = classmethod(for_platform)
def __init__(self, args):
super(LLManifest, self).__init__()
self.args = args
self.file_list = []
self.excludes = []
self.actions = []
self.src_prefix = [args['source']]
self.artwork_prefix = [args['artwork']]
self.build_prefix = [args['build']]
self.dst_prefix = [args['dest']]
self.created_paths = []
self.package_name = "Unknown"
def default_grid(self):
return self.args.get('grid', None) == ''
def default_channel(self):
return self.args.get('channel', None) == DEFAULT_CHANNEL
def construct(self):
""" Meant to be overriden by LLManifest implementors with code that
constructs the complete destination hierarchy."""
pass # override this method
def exclude(self, glob):
""" Excludes all files that match the glob from being included
in the file list by path()."""
self.excludes.append(glob)
def prefix(self, src='', build=None, dst=None):
""" Pushes a prefix onto the stack. Until end_prefix is
called, all relevant method calls (esp. to path()) will prefix
paths with the entire prefix stack. Source and destination
prefixes can be different, though if only one is provided they
are both equal. To specify a no-op, use an empty string, not
None."""
if dst is None:
dst = src
if build is None:
build = src
self.src_prefix.append(src)
self.artwork_prefix.append(src)
self.build_prefix.append(build)
self.dst_prefix.append(dst)
return True # so that you can wrap it in an if to get indentation
def end_prefix(self, descr=None):
"""Pops a prefix off the stack. If given an argument, checks
the argument against the top of the stack. If the argument
matches neither the source or destination prefixes at the top
of the stack, then misnesting must have occurred and an
exception is raised."""
# as an error-prevention mechanism, check the prefix and see if it matches the source or destination prefix. If not, improper nesting may have occurred.
src = self.src_prefix.pop()
artwork = self.artwork_prefix.pop()
build = self.build_prefix.pop()
dst = self.dst_prefix.pop()
if descr and not(src == descr or build == descr or dst == descr):
raise ValueError, "End prefix '" + descr + "' didn't match '" +src+ "' or '" +dst + "'"
def get_src_prefix(self):
""" Returns the current source prefix."""
return os.path.join(*self.src_prefix)
def get_artwork_prefix(self):
""" Returns the current artwork prefix."""
return os.path.join(*self.artwork_prefix)
def get_build_prefix(self):
""" Returns the current build prefix."""
return os.path.join(*self.build_prefix)
def get_dst_prefix(self):
""" Returns the current destination prefix."""
return os.path.join(*self.dst_prefix)
def src_path_of(self, relpath):
"""Returns the full path to a file or directory specified
relative to the source directory."""
return os.path.join(self.get_src_prefix(), relpath)
def build_path_of(self, relpath):
"""Returns the full path to a file or directory specified
relative to the build directory."""
return os.path.join(self.get_build_prefix(), relpath)
def dst_path_of(self, relpath):
"""Returns the full path to a file or directory specified
relative to the destination directory."""
return os.path.join(self.get_dst_prefix(), relpath)
def ensure_src_dir(self, reldir):
"""Construct the path for a directory relative to the
source path, and ensures that it exists. Returns the
full path."""
path = os.path.join(self.get_src_prefix(), reldir)
self.cmakedirs(path)
return path
def ensure_dst_dir(self, reldir):
"""Construct the path for a directory relative to the
destination path, and ensures that it exists. Returns the
full path."""
path = os.path.join(self.get_dst_prefix(), reldir)
self.cmakedirs(path)
return path
def run_command(self, command):
""" Runs an external command, and returns the output. Raises
an exception if the command reurns a nonzero status code. For
debugging/informational purpoases, prints out the command's
output as it is received."""
print "Running command:", command
fd = os.popen(command, 'r')
lines = []
while True:
lines.append(fd.readline())
if lines[-1] == '':
break
else:
print lines[-1],
output = ''.join(lines)
status = fd.close()
if status:
raise RuntimeError(
"Command %s returned non-zero status (%s) \noutput:\n%s"
% (command, status, output) )
return output
def created_path(self, path):
""" Declare that you've created a path in order to
a) verify that you really have created it
b) schedule it for cleanup"""
if not os.path.exists(path):
raise RuntimeError, "Should be something at path " + path
self.created_paths.append(path)
def put_in_file(self, contents, dst):
# write contents as dst
f = open(self.dst_path_of(dst), "wb")
f.write(contents)
f.close()
def replace_in(self, src, dst=None, searchdict={}):
if dst == None:
dst = src
# read src
f = open(self.src_path_of(src), "rbU")
contents = f.read()
f.close()
# apply dict replacements
for old, new in searchdict.iteritems():
contents = contents.replace(old, new)
self.put_in_file(contents, dst)
self.created_paths.append(dst)
def copy_action(self, src, dst):
if src and (os.path.exists(src) or os.path.islink(src)):
# ensure that destination path exists
self.cmakedirs(os.path.dirname(dst))
self.created_paths.append(dst)
if not os.path.isdir(src):
self.ccopy(src,dst)
else:
# src is a dir
self.ccopytree(src,dst)
else:
print "Doesn't exist:", src
def package_action(self, src, dst):
pass
def copy_finish(self):
pass
def package_finish(self):
pass
def unpacked_finish(self):
unpacked_file_name = "unpacked_%(plat)s_%(vers)s.tar" % {
'plat':self.args['platform'],
'vers':'_'.join(self.args['version'])}
print "Creating unpacked file:", unpacked_file_name
# could add a gz here but that doubles the time it takes to do this step
tf = tarfile.open(self.src_path_of(unpacked_file_name), 'w:')
# add the entire installation package, at the very top level
tf.add(self.get_dst_prefix(), "")
tf.close()
def cleanup_finish(self):
""" Delete paths that were specified to have been created by this script"""
for c in self.created_paths:
# *TODO is this gonna be useful?
print "Cleaning up " + c
def process_file(self, src, dst):
if self.includes(src, dst):
# print src, "=>", dst
for action in self.actions:
methodname = action + "_action"
method = getattr(self, methodname, None)
if method is not None:
method(src, dst)
self.file_list.append([src, dst])
return 1
else:
sys.stdout.write(" (excluding %r, %r)" % (src, dst))
sys.stdout.flush()
return 0
def process_directory(self, src, dst):
if not self.includes(src, dst):
sys.stdout.write(" (excluding %r, %r)" % (src, dst))
sys.stdout.flush()
return 0
names = os.listdir(src)
self.cmakedirs(dst)
errors = []
count = 0
for name in names:
srcname = os.path.join(src, name)
dstname = os.path.join(dst, name)
if os.path.isdir(srcname):
count += self.process_directory(srcname, dstname)
else:
count += self.process_file(srcname, dstname)
return count
def includes(self, src, dst):
if src:
for excl in self.excludes:
if fnmatch.fnmatch(src, excl):
return False
return True
def remove(self, *paths):
for path in paths:
if os.path.exists(path):
print "Removing path", path
if os.path.isdir(path):
shutil.rmtree(path)
else:
os.remove(path)
def ccopy(self, src, dst):
""" Copy a single file or symlink. Uses filecmp to skip copying for existing files."""
if os.path.islink(src):
linkto = os.readlink(src)
if os.path.islink(dst) or os.path.exists(dst):
os.remove(dst) # because symlinking over an existing link fails
os.symlink(linkto, dst)
else:
# Don't recopy file if it's up-to-date.
# If we seem to be not not overwriting files that have been
# updated, set the last arg to False, but it will take longer.
if os.path.exists(dst) and filecmp.cmp(src, dst, True):
return
# only copy if it's not excluded
if self.includes(src, dst):
try:
os.unlink(dst)
except OSError, err:
if err.errno != errno.ENOENT:
raise
shutil.copy2(src, dst)
def ccopytree(self, src, dst):
"""Direct copy of shutil.copytree with the additional
feature that the destination directory can exist. It
is so dumb that Python doesn't come with this. Also it
implements the excludes functionality."""
if not self.includes(src, dst):
return
names = os.listdir(src)
self.cmakedirs(dst)
errors = []
for name in names:
srcname = os.path.join(src, name)
dstname = os.path.join(dst, name)
try:
if os.path.isdir(srcname):
self.ccopytree(srcname, dstname)
else:
self.ccopy(srcname, dstname)
# XXX What about devices, sockets etc.?
except (IOError, os.error), why:
errors.append((srcname, dstname, why))
if errors:
raise RuntimeError, errors
def cmakedirs(self, path):
"""Ensures that a directory exists, and doesn't throw an exception
if you call it on an existing directory."""
# print "making path: ", path
path = os.path.normpath(path)
self.created_paths.append(path)
if not os.path.exists(path):
os.makedirs(path)
def find_existing_file(self, *list):
for f in list:
if os.path.exists(f):
return f
# didn't find it, return last item in list
if len(list) > 0:
return list[-1]
else:
return None
def contents_of_tar(self, src_tar, dst_dir):
""" Extracts the contents of the tarfile (specified
relative to the source prefix) into the directory
specified relative to the destination directory."""
self.check_file_exists(src_tar)
tf = tarfile.open(self.src_path_of(src_tar), 'r')
for member in tf.getmembers():
tf.extract(member, self.ensure_dst_dir(dst_dir))
# TODO get actions working on these dudes, perhaps we should extract to a temporary directory and then process_directory on it?
self.file_list.append([src_tar,
self.dst_path_of(os.path.join(dst_dir,member.name))])
tf.close()
def wildcard_regex(self, src_glob, dst_glob):
src_re = re.escape(src_glob)
src_re = src_re.replace('\*', '([-a-zA-Z0-9._ ]*)')
dst_temp = dst_glob
i = 1
while dst_temp.count("*") > 0:
dst_temp = dst_temp.replace('*', '\g<' + str(i) + '>', 1)
i = i+1
return re.compile(src_re), dst_temp
def check_file_exists(self, path):
if not os.path.exists(path) and not os.path.islink(path):
raise RuntimeError("Path %s doesn't exist" % (
os.path.normpath(os.path.join(os.getcwd(), path)),))
wildcard_pattern = re.compile('\*')
def expand_globs(self, src, dst):
src_list = glob.glob(src)
src_re, d_template = self.wildcard_regex(src.replace('\\', '/'),
dst.replace('\\', '/'))
for s in src_list:
d = src_re.sub(d_template, s.replace('\\', '/'))
yield os.path.normpath(s), os.path.normpath(d)
def path(self, src, dst=None):
sys.stdout.write("Processing %s => %s ... " % (src, dst))
sys.stdout.flush()
if src == None:
raise RuntimeError("No source file, dst is " + dst)
if dst == None:
dst = src
dst = os.path.join(self.get_dst_prefix(), dst)
def try_path(src):
# expand globs
count = 0
if self.wildcard_pattern.search(src):
for s,d in self.expand_globs(src, dst):
assert(s != d)
count += self.process_file(s, d)
else:
# if we're specifying a single path (not a glob),
# we should error out if it doesn't exist
self.check_file_exists(src)
# if it's a directory, recurse through it
if os.path.isdir(src):
count += self.process_directory(src, dst)
else:
count += self.process_file(src, dst)
return count
try:
count = try_path(os.path.join(self.get_src_prefix(), src))
except RuntimeError:
try:
count = try_path(os.path.join(self.get_artwork_prefix(), src))
except RuntimeError:
count = try_path(os.path.join(self.get_build_prefix(), src))
print "%d files" % count
def do(self, *actions):
self.actions = actions
self.construct()
# perform finish actions
for action in self.actions:
methodname = action + "_finish"
method = getattr(self, methodname, None)
if method is not None:
method()
return self.file_list
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